Penggayaan APA
Clayton, Gary E.. (2001).
Economics Principles & Practice .
United States Of America:
McGraw-Hill.
Chicago Style
Clayton, Gary E..
Economics Principles & Practice.
United States Of America:
McGraw-Hill,
2001.
Text.
MLA Style
Clayton, Gary E..
Economics Principles & Practice.
United States Of America:
McGraw-Hill,
2001.
Text.
Turabian Style
Clayton, Gary E..
Economics Principles & Practice.
United States Of America:
McGraw-Hill,
2001.
Print.